1 files changed, 3 insertions, 1 deletions

diff --git a/src/lib/libcrypto/engine/tb_digest.c b/src/lib/libcrypto/engine/tb_digest.c
index 5bdb37a915..f7720d39e7 100644
--- a/src/lib/libcrypto/engine/tb_digest.c
+++ b/src/lib/libcrypto/engine/tb_digest.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: tb_digest.c,v 1.6 2014/06/12 15:49:29 deraadt Exp $ */
+/* $OpenBSD: tb_digest.c,v 1.7 2015/02/11 03:19:37 doug Exp $ */
 /* ====================================================================
  * Copyright (c) 2000 The OpenSSL Project.  All rights reserved.
  *
@@ -53,6 +53,8 @@
  *
  */
 
+#include <openssl/err.h>
+
 #include "eng_int.h"
 
 /* If this symbol is defined then ENGINE_get_digest_engine(), the function that